50. pamphlets were reviewed via 20 minutes of face-to-face counseling by study investigators with individual participants in a private room adjacent to the clinic.
51.the poster was reviewed in a group setting with subsequent placement in the clinic waiting room.
52. participants then completed the arvard sevice food frequency questionnaire at a minimum of 4 weeks post-intervention.
53.for the intervention group, the pretest questionnaire (Q#1) was administered at a mean of 15.7 weeks gestation and the posttest questionnaire (Q#2) was administered at a mean of 28.5 weeks gestation.
54.for the comparison group ,and Q#2 at 29.5 weeks gestation .
55.the comparison group received the usual care of the clinic without receiving information about prenatal flavor learning.
56.data and statistical analysis : statistical analyses on aggregate data were performed using the spss and sigma plot conputer programs.
57.comparison of means and differences for daily portions of fruits and vegetables were done with 2-tailed , student t-tests.
58.for results ,statistically significant differences were accepted as p